Information tube



FIG. 1 is a perspective view of an information tube showing my new design;

FIG. 2 is a front view of the information tube;

FIG. 3 is a rear view of the information tube;

FIG. 4 is a top view of the information tube;

FIG. 5 is a bottom view of the information tube;

FIG. 6 is a side view of the information tube; and,

FIG. 7 is another side view of the information tube. 

The ornamental design for an information tube, as shown and described. 